Base | Representation |
---|---|
bin | 1100010101001… |
… | …01101001100000 |
3 | 21012122020120000 |
4 | 12022211221200 |
5 | 202440021234 |
6 | 14133020000 |
7 | 2364134160 |
oct | 612455140 |
9 | 235566500 |
10 | 103438944 |
11 | 53430234 |
12 | 2a784600 |
13 | 18578b9b |
14 | da485a0 |
15 | 9133899 |
hex | 62a5a60 |
103438944 has 120 divisors (see below), whose sum is σ = 347730768. Its totient is φ = 29548800.
The previous prime is 103438943. The next prime is 103438967. The reversal of 103438944 is 449834301.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 103438899 and 103438908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103438943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15294 + ... + 20994.
Almost surely, 2103438944 is an apocalyptic number.
103438944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 103438944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173865384).
103438944 is an abundant number, since it is smaller than the sum of its proper divisors (244291824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103438944 is an equidigital number, since it uses as much as digits as its factorization.
103438944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5730 (or 5713 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The square root of 103438944 is about 10170.4937933219. The cubic root of 103438944 is about 469.4197517205.
The spelling of 103438944 in words is "one hundred three million, four hundred thirty-eight thousand, nine hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •